Very easy Vogue 8646 vintage sewing pattern, dated 1983.

Misses Dress.

Dress, 1" below mid-knee or evening length has self or contrast, fitted, low-waisted bodice, flared, gathered skirt, back zipper and above elbow-length sleeves elasticized at cap and lower edge.

Size    6 8 10:

Bust   30 1/2 - 31 1/2 - 32 1/2 inches / 78 - 80 - 83 cm

Waist 23 - 24 - 25 inches / 58 - 61 - 64 cm

Hips   32 1/2 - 33 1/2 - 34 1/2 inches / 83 - 85 - 88 cm 

Pattern is UNCUT and factory folded. Pattern envelope has light paper tanning and a  store stamp on the front. 

More 1980s patterns here:

http://allthepreciousthings.com/collections/1980s